Which of the equations below could be the equatiom of this parabola O A. x= 1/2y^2
O B. x= -1/2y^2
O C. x= -1/2x^2
O D. x= 1/2x^2​

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.

Out of the 180 students at a summer camp, 72 signed up for canoeing. there were 23 students who signed up for trekking, and 13 of those students also signed up for canoeing. use a two-way table to organize the information and answer the following question: approximately what percentage of students signed up for neither canoeing nor trekking? 72% 40% 54% 98%

X+ 4y − z = −14 5x + 6y + 3z = 4 −2x + 7y + 2z = −17